== Why is this an issue?

include::../description.adoc[]

{intro}

[source,swift]
----
letters["a"] = "Apple"
letters["a"] = "Boy"  // Noncompliant

towns[i] = "London"
towns[i] = "Chicago"  // Noncompliant
----

{outro}

ifdef::env-github,rspecator-view[]

'''
== Implementation Specification
(visible only on this page)

include::../message.adoc[]

include::../highlighting.adoc[]

'''
== Comments And Links
(visible only on this page)

include::../comments-and-links.adoc[]

endif::env-github,rspecator-view[]